Seiko Cal. 6151 - 665

The 6151-665 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6151 caliber with 36j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-db685f5e8b15]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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